1 // Copyright 2020 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_HEAP_CPPGC_PREFINALIZER_HANDLER_H_ 6 #define V8_HEAP_CPPGC_PREFINALIZER_HANDLER_H_ 7 8 #include <vector> 9 10 #include "include/cppgc/prefinalizer.h" 11 12 namespace cppgc { 13 namespace internal { 14 15 class PreFinalizerHandler final { 16 public: 17 using PreFinalizer = 18 cppgc::internal::PreFinalizerRegistrationDispatcher::PreFinalizer; 19 20 PreFinalizerHandler(); 21 22 void RegisterPrefinalizer(PreFinalizer pre_finalizer); 23 24 void InvokePreFinalizers(); 25 26 private: 27 // Checks that the current thread is the thread that created the heap. 28 bool CurrentThreadIsCreationThread(); 29 30 // Pre-finalizers are called in the reverse order in which they are 31 // registered by the constructors (including constructors of Mixin 32 // objects) for an object, by processing the ordered_pre_finalizers_ 33 // back-to-front. 34 std::vector<PreFinalizer> ordered_pre_finalizers_; 35 36 #ifdef DEBUG 37 int creation_thread_id_; 38 #endif 39 }; 40 41 } // namespace internal 42 } // namespace cppgc 43 44 #endif // V8_HEAP_CPPGC_PREFINALIZER_HANDLER_H_ 45